Home / 9,520,786,677.80-14,281,180,016.70-8,486,815,068.20

Finding the Fourth Proportional to 9,520,786,677.80, 14,281,180,016.70 and 8,486,815,068.20

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Solution

The fourth proportional to 9,520,786,677.80, 14,281,180,016.70 and 8,486,815,068.20 is: 12,730,222,602.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,520,786,677.80 : 14,281,180,016.70 = 8,486,815,068.20 : x
  2. Step 2: Convert to fraction form
    9,520,786,677.80/14,281,180,016.70 = 8,486,815,068.20/x
  3. Step 3: Cross multiply
    9,520,786,677.80x = 14,281,180,016.70 × 8,486,815,068.20
  4. Step 4: Simplify right side
    9,520,786,677.80x = 121,201,733,757,406,298,112
  5. Step 5: Solve for x
    x = 121,201,733,757,406,298,112/9,520,786,677.80
  6. Step 6: Final answer
    x = 12,730,222,602.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.